# kolla-ansible -i ./all-in-one prechecks
...
TASK [prechecks : Checking docker SDK version] *************************************************************************************************************************************************************
fatal: [localhost]: FAILED! => {"changed": false, "cmd": ["/usr/bin/python3", "-c", "import docker; print(docker.__version__)"], "delta": "0:00:00.223344", "end": "2020-12-02 21:23:38.059957", "failed_when_result": true, "msg": "non-zero return code", "rc": 1, "start": "2020-12-02 21:23:37.836613", "stderr": "Traceback (most recent call last):n File "<string>", line 1, in <module>nModuleNotFoundError: No module named 'docker'", "stderr_lines": ["Traceback (most recent call last):", " File "<string>", line 1, in <module>", "ModuleNotFoundError: No module named 'docker'"], "stdout": "", "stdout_lines": []}
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